On some level, the no-FTL idea for Romulans is intriguing. But that line never should have been let into BoT as scripted, and as time has worn on, and the universe has been expanded by the spin-offs, time has not been kind to it. Instead of what it was [link
What it was wrote:
SCOTT: No question. Their power is simple impulse.
it should have been
In hindsight, what it should have been wrote:
SCOTT: No question. When cloaked, their power is simple impulse.